<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
			.one,.two,.three{
				float: left;
				width: 300px;
				height: 300px;
				margin-left: 100px;
				/* border: 50px solid tan; */
				border-width: 10px;
				border-style: dashed;
				background-color: yellow;
				margin: 10px;
			}
			.two{
				margin-left: 340px;
				position: absolute;
			}
			.three{
				margin-left: 670px;
				position: absolute;
			}
			img{
				height: 30%;
			}
			
			.all{
				width: 800px;
				height: 400px;
				/* 在右上角放一张背景图片 */
				background:  url(../img/抹茶.png) no-repeat top right;
				/* 在左上角放一张背景图片 */
				background: #fff url(../img/抹茶.png) no-repeat top left;
				margin: 0 auto;
				border: 2px solid blue;
				/* margin-top: 500px; */
				float: left;
			}
		</style>
	</head>
	<body>
		<div class="one"><img src="img/猫猫.jpg"/></div>
		<div class="two"><img src="img/猫猫.jpg" alt=""></div>
		<div class="three"><img <img src="img/猫猫.jpg"/></div>
		<div class="all">
		</div>
	</body>
</html>